GeoDocker Accumulo (with GeoWave iterators loaded)

Apache Accumulo container for GeoDocker Cluster

Roles

This container has three roles that can be supplied as CMD:

• master - master instance, handles synchronization
  • --auto-init - initialize an accumulo instance if one is not found at hdfs://${HADOOP_MASTER_ADDRESS}/accumulo
• tserver - tablet server, serves data
• monitor - monitor instance, provides Web GUI at 50095
• gc - garbage collector for accumulo tablets
• tracer - trace for debugging

Environment

• HADOOP_MASTER_ADDRESS - hostname for accumulo root, required for all roles
• ZOOKEEPERS - list of zookeeper instance, at least one
• ACCUMULO_SECRET - secret value for inter-instance communication
• INSTANCE_NAME - accumulo instance name
• ACCUMULO_PASSWORD - root password

Testing

This container should be tested with docker-compose and through make test

Use on Amazon EMR

For information on the use of this container and its siblings on top of EMR, go here.